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    SubjectRe: [RFC] Simple userspace interface for PCI drivers
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    On Fri, 2006-09-01 at 21:17 +0000, Pavel Machek wrote:
    > Hi!
    >
    > > And the name is a bit ackward, anyone have a better suggestion?
    >
    > drivers/uio (for userspace io driver)?

    not too bad.

    > And yes, I think this one _should_ taint the kernel. When userspace
    > starts playing with interrupts, chances of kernel crash are high.

    Userspace does not play with interrupts directly. You still have a small
    stub driver, which does the primary interrupt handling, else you would
    have a hard time to deal with shared irqs.

    > Does it work properly with pci shared interrupts?

    See the SERCOS example I posted.

    tglx



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    VGER BF report: U 0.500128
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